Home / 2,877,967.56-3,971,491.20-1,588,780.32

Finding the Fourth Proportional to 2,877,967.56, 3,971,491.20 and 1,588,780.32

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Solution

The fourth proportional to 2,877,967.56, 3,971,491.20 and 1,588,780.32 is: 2,192,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,967.56 : 3,971,491.20 = 1,588,780.32 : x
  2. Step 2: Convert to fraction form
    2,877,967.56/3,971,491.20 = 1,588,780.32/x
  3. Step 3: Cross multiply
    2,877,967.56x = 3,971,491.20 × 1,588,780.32
  4. Step 4: Simplify right side
    2,877,967.56x = 6,309,827,059,613.19
  5. Step 5: Solve for x
    x = 6,309,827,059,613.19/2,877,967.56
  6. Step 6: Final answer
    x = 2,192,459.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.